Adrian Gropper, MD is CTO of the non-profit Patient Privacy Rights Foundation where he brings training as an engineer from MIT and physician from Harvard Medical School followed by a career as a medical device entrepreneur. His paper won a prize at ONC's 2016 Blockchain Health competition. His current project, Trustee by HIE of One (Health Information Exchange of One) is an open source reference implementation designed to influence standards work on self-sovereign agent technology and self-sovereign identity. A patient-controlled standards-based health record is independent of any particular institution or government. It accelerates and reduces cost of both the research and clinical uses of digitally signed, blockchain timestamped patient data by eliminating data brokers and other intermediaries.